CAMBRIDGE IGCSE 0478
Module 2
Section 2: Data Transmission
Packet switching and packet structure, data transmission methods (serial, parallel, simplex, half-duplex, full-duplex), Universal Serial Bus (USB), error detection methods (parity checks, checksums, echo checks, check digits, ARQ), and symmetric vs asymmetric encryption.
10 lessons
•
140 mins total
Module Lessons
10 lessons
0
2.0 Module Overview: Data Transmission
5 mins
•
Open Theory
1
Packet Switching & Packet Structure
15 mins
•
Open Theory
2
Transmission Methods and Directions
15 mins
•
Open Theory
3
USB Interfaces
10 mins
•
Open Theory
4
Error Detection: Parity Checks & Parity Blocks
15 mins
•
Open Theory
5
Parity Blocks
15 mins
•
Open Theory
6
Checksums, Echo Checks & Check Digits
15 mins
•
Open Theory
7
Automatic Repeat reQuest (ARQ)
15 mins
•
Open Theory
8
Symmetric & Asymmetric Encryption
15 mins
•
Open Theory
9
Mixed Practice: Data Transmission
20 mins
•
Open Theory